go.crypto/ssh: import gosshnew.

See https://groups.google.com/d/msg/Golang-nuts/AoVxQ4bB5XQ/i8kpMxdbVlEJ

R=hanwen
CC=golang-codereviews
https://golang.org/cl/86190043

ssh/test/tcpip_test.go

@@ -9,39 +9,38 @@ package test
 // direct-tcpip functional tests
 
 import (
+	"io"
 	"net"
-	"net/http"
 	"testing"
 )
 
-func TestTCPIPHTTP(t *testing.T) {
-	// google.com will generate at least one redirect, possibly three
-	// depending on your location.
-	doTest(t, "http://google.com")
-}
-
-func TestTCPIPHTTPS(t *testing.T) {
-	doTest(t, "https://encrypted.google.com/")
-}
-
-func doTest(t *testing.T, url string) {
+func TestDial(t *testing.T) {
 	server := newServer(t)
 	defer server.Shutdown()
-	conn := server.Dial(clientConfig())
-	defer conn.Close()
+	sshConn := server.Dial(clientConfig())
+	defer sshConn.Close()
 
-	tr := &http.Transport{
-		Dial: func(n, addr string) (net.Conn, error) {
-			return conn.Dial(n, addr)
-		},
-	}
-	client := &http.Client{
-		Transport: tr,
-	}
-	resp, err := client.Get(url)
+	l, err := net.Listen("tcp", "127.0.0.1:0")
 	if err != nil {
-		t.Fatalf("unable to proxy: %s", err)
+		t.Fatalf("Listen: %v", err)
 	}
-	// got a body without error
-	t.Log(resp)
+	defer l.Close()
+
+	go func() {
+		for {
+			c, err := l.Accept()
+			if err != nil {
+				break
+			}
+
+			io.WriteString(c, c.RemoteAddr().String())
+			c.Close()
+		}
+	}()
+
+	conn, err := sshConn.Dial("tcp", l.Addr().String())
+	if err != nil {
+		t.Fatalf("Dial: %v", err)
+	}
+	defer conn.Close()
 }